Portion of a watch



FIG. 1 is a perspective view of a portion of a watch showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a perspective view of a second embodiment of a portion of a watch showing my new design;

FIG. 8 is a front view thereof;

FIG. 9 is a bottom view thereof;

FIG. 10 is a top view thereof;

FIG. 11 is a left side view thereof; and,

FIG. 12 is a right side view thereof.

The broken line showing of the side buttons and the remainder of the watch band is for illustrative purposes only and forms no part of the claimed design. The unshown back of the watch forms no part of the claimed design. 

The ornamental design for a portion of a watch, as shown and described. 